Home / 11,823.43-16,316.45-6,518.44

Finding the Fourth Proportional to 11,823.43, 16,316.45 and 6,518.44

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Solution

The fourth proportional to 11,823.43, 16,316.45 and 6,518.44 is: 8,995.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.43 : 16,316.45 = 6,518.44 : x
  2. Step 2: Convert to fraction form
    11,823.43/16,316.45 = 6,518.44/x
  3. Step 3: Cross multiply
    11,823.43x = 16,316.45 × 6,518.44
  4. Step 4: Simplify right side
    11,823.43x = 106,357,748.36
  5. Step 5: Solve for x
    x = 106,357,748.36/11,823.43
  6. Step 6: Final answer
    x = 8,995.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.